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AstDyS ∴ Objects ∴ 1999VD21 ∴ Summary
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(181972) 1999VD21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32597 9.731e-09 au
e 0.157539 3.509e-08
i 1.883 7.074e-06 deg
Ω 176.402 0.0001203 deg
ω 295.475 0.0001229 deg
M 264.67 2.689e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9595 au
Aphelion 2.6924 au
Asc. node-Earth separation 1.12944 au
Desc. node-Earth separation 1.42918 au
Earth MOID 0.97746 au
Orbital period 1295.7 days
Date of orbit computation  feb 22 02:29
Observational summary
Optical observations (Discarded) 504 (1)
Radar observations (Discarded) 0 (0)
Arc length 10182 days
Unobserved 243 days

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Ephemeris at epoch 60418 MJD
Right Ascension 10.1251 deg
Declination 4.16908 deg
V Magnitude 22.15 mag
Solar Elongation 17.18 deg
Galactic Latitude -58.59 deg
Rate 0.473 deg/day
Direction 67.706 deg

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